The intermediate amplifier is designed to amplification the signals of GLONASS and GPS satellite ranges L1/L2 with the antenna unit. The amplifier is also performs transit of signals RTCM and power voltage. It is used to compensate for the attenuation in the RF cables.
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Intermediate amplifier
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Application
Communication equipment, testing laboratories, etc.
Design features
Amplifier housing is made of aluminum alloys. The construction is tight.
Specifications and operating conditions
Parameter |
Value |
Frequency ranges: - L1, MHz - L2, MHz - beacon, kHz |
from 1570 to 1610 from 1235 to 1257 from 283,5 to 325,0
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Gain, dB: - L1 (1593±8) MHz - L2 (1245±8) MHz |
23±2,0 22±2,0
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The unevenness in the range of operating frequencies no more, dB |
0,7 |
Loss at beacon no more, dB |
2 |
Noise at L1 and L2 no more, dB |
3,0 |
Input VSWR at L1 and L2 no more |
2,0 |
Output VSWR at L1 and L2 no more |
2,0 |
Current no more, mA |
26 |
Supply, V |
from 10,0 to 12,6 |
Group of operating conditions |
ОТТ 6.1.1 91, ВШХ-90, ГОСТ РВ 20.39.304-98 |
Operation conditions: - operation temperature, °C - short time operation temperature, °C - storage temperature, °C |
from -60 to +55 70 from – 65 to +85
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Mass no more, kg |
0,10 ±0,01 |
Dimensions mm×mm×mm |
96×35×18 |
Connectors |
socket TNC |
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